Question

Evaluation of $\sqrt[3]{40+11\sqrt{13}}+\sqrt[3]{40-11\sqrt{13}}$

score 133 · Answer 1 · 2026-04-16 20:02:13

133

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Evaluation of $\sqrt[3]{40+11\sqrt{13}}+\sqrt[3]{40-11\sqrt{13}}$

Published on 16 Apr 2026 - 20:02

score 135 · Answer 2 · 2026-04-13 15:44:34

135

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Please help me solve this radical.

Published on 13 Apr 2026 - 15:44

score 115 · Answer 3 · 2026-04-12 01:39:36

115

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Does the nth root of $n \cdot 2^{3n}+3^{2n}$ converge as $n \to \infty$?

Published on 12 Apr 2026 - 1:39

score 228 · Answer 4 · 2026-04-12 01:54:05

228

Views

When converting to parametric equation, should plus-minus sign be used?

Published on 12 Apr 2026 - 1:54

score 72 · Answer 5 · 2026-04-16 08:29:03

72

Views

Find closest integer to $(3+\sqrt7)^4$ by hand

Published on 16 Apr 2026 - 8:29

score 46 · Answer 6 · 2026-04-13 13:38:30

46

Views

When does squaring the square root of a function give me the absolute value of the function

Published on 13 Apr 2026 - 13:38

score 95 · Answer 7 · 2026-04-13 22:53:08

95

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Determine if a number n is a power

Published on 13 Apr 2026 - 22:53

score 230 · Answer 8 · 2026-04-14 19:17:20

230

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Why isn't $\sqrt{64x^4y^8z^6}$ equal to $8x^2y^4z^3$?

Published on 14 Apr 2026 - 19:17

score 97 · Answer 9 · 2026-04-16 18:08:35

97

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$ \sqrt a+\sqrt b +\sqrt c = 1$ Prove: $\frac{a^2+bc}{\sqrt{2a^2(b+c)}}+\frac{b^2 + ac}{\sqrt{2b^2(a + c)}}+\frac{c^2 +ab}{\sqrt{2c^2(a+b)}}\geq1$

Published on 16 Apr 2026 - 18:08

score 414 · Answer 10 · 2026-03-25 05:59:44

414

Views

How to find derivative in radical function?

Published on 25 Mar 2026 - 5:59

score 68 · Answer 11 · 2026-04-16 20:57:10

68

Views

Rationalizing higher index roots than cubic, such as $\frac{1}{\sqrt[10]{2}-1}$

Published on 16 Apr 2026 - 20:57

score 139 · Answer 12 · 2026-04-17 15:06:12

139

Views

Proving that $\sqrt{x^2+1}+x>0$ for all $x$

Published on 17 Apr 2026 - 15:06

score 587 · Answer 13 · 2026-04-15 14:11:52

587

Views

Correlation between $\sqrt{1/10}$ and length of powers of integers.

Published on 15 Apr 2026 - 14:11

score 245 · Answer 14 · 2026-04-11 22:42:35

245

Views

Should there be an absolute value inside a radical after simplifying the radicals power?

Published on 11 Apr 2026 - 22:42

score 121 · Answer 15 · 2026-04-16 21:16:14

121

Views

Simplifying $\sqrt{1+\sqrt{5}(6-2\sqrt{5})^{1/4}}$

Published on 16 Apr 2026 - 21:16

List Question

Evaluation of $\sqrt[3]{40+11\sqrt{13}}+\sqrt[3]{40-11\sqrt{13}}$

Please help me solve this radical.

Does the nth root of $n \cdot 2^{3n}+3^{2n}$ converge as $n \to \infty$?

When converting to parametric equation, should plus-minus sign be used?

Find closest integer to $(3+\sqrt7)^4$ by hand

When does squaring the square root of a function give me the absolute value of the function

Determine if a number n is a power

Why isn't $\sqrt{64x^4y^8z^6}$ equal to $8x^2y^4z^3$?

$ \sqrt a+\sqrt b +\sqrt c = 1$ Prove: $\frac{a^2+bc}{\sqrt{2a^2(b+c)}}+\frac{b^2 + ac}{\sqrt{2b^2(a + c)}}+\frac{c^2 +ab}{\sqrt{2c^2(a+b)}}\geq1$

How to find derivative in radical function?

Rationalizing higher index roots than cubic, such as $\frac{1}{\sqrt[10]{2}-1}$

Proving that $\sqrt{x^2+1}+x>0$ for all $x$

Correlation between $\sqrt{1/10}$ and length of powers of integers.

Should there be an absolute value inside a radical after simplifying the radicals power?

Simplifying $\sqrt{1+\sqrt{5}(6-2\sqrt{5})^{1/4}}$

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